1. Shanghai Jiao Tong University, Institute of Image Processing and Pattern Recognition, Shanghai 200240, China
2. Khalifa University of Science Technology and Research, Department of Electrical and Computer Engineering, P.O. Box 127788, Abu Dhabi, United Arab EmiratescUniversity of Bristol, School of Engineering, Merchant Venturers’ Building, Woodland Road, Clifton B
3. Khalifa University of Science Technology and Research, Department of Electrical and Computer Engineering, P.O. Box 127788, Abu Dhabi, United Arab Emirates